4398038720 has 112 divisors (see below), whose sum is σ = 11126419200. Its totient is φ = 1650130944.

The previous prime is 4398038683. The next prime is 4398038731. The reversal of 4398038720 is 278308934.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1832081 + ... + 1834479.

Almost surely, 2^4398038720 is an apocalyptic number.

4398038720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4398038720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5563209600).

4398038720 is an abundant number, since it is smaller than the sum of its proper divisors (6728380480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4398038720 is a wasteful number, since it uses less digits than its factorization.

4398038720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770 (or 2760 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 4398038720 is about 66317.7104550511. The cubic root of 4398038720 is about 1638.3990325286.

The spelling of 4398038720 in words is "four billion, three hundred ninety-eight million, thirty-eight thousand, seven hundred twenty".